115338888291 has 16 divisors (see below), whose sum is σ = 169426706688. Its totient is φ = 69210252000.

The previous prime is 115338888271. The next prime is 115338888293. The reversal of 115338888291 is 192888833511.

It is not a de Polignac number, because 115338888291 - 2¹⁸ = 115338626147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115338888293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17299231 + ... + 17305896.

It is an arithmetic number, because the mean of its divisors is an integer number (10589169168).

Almost surely, 2^115338888291 is an apocalyptic number.

115338888291 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

115338888291 is a deficient number, since it is larger than the sum of its proper divisors (54087818397).

115338888291 is a wasteful number, since it uses less digits than its factorization.

115338888291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34605242.

The product of its digits is 3317760, while the sum is 57.

The spelling of 115338888291 in words is "one hundred fifteen billion, three hundred thirty-eight million, eight hundred eighty-eight thousand, two hundred ninety-one".